Circles, quantitative, black ribbon equivalent, grade 1005

The filter papers for quantitative analyses are made of 100 % cotton linters. For maximum purity the papers are acid-washed and cleaned with demineralized water. Ash content is 0.007 %.

Grade 1005, fast filtering, particle retention 12-15 µm, filtration speed 10 s according to DIN 53137, basis weight 84 g/m², thickness 0.18 mm

For coarse, voluminous precipitates (e.g. iron, aluminium and chrome hydroxide).

Ø PK Cat. No.
mm
1 42.5 100 7697827 Open webshop
2 55 100 7697828 Open webshop
3 70 100 7697820 Open webshop
4 90 100 7697821 Open webshop
5 110 100 7697822 Open webshop
6 125 100 7697823 Open webshop
7 150 100 7697824 Open webshop
8 185 100 7697825 Open webshop
9 210 100 7699050 Open webshop
10 240 100 7697826 Open webshop
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